Utilization of Compressed Sampling for PAPR Reduction in OFDM IEEE-802.11a System

Being spectrally efficient, easily implemented, and highly immune to selective channel imperfections and multipath fading, the Orthogonal Frequency Division Multiplexing (OFDM) can provide a sufficiently robust and high data rate modulation technique for emerging wired and wireless telecommunication...

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Permalink: http://skupnikatalog.nsk.hr/Record/nsk.NSK01001163153/Details
Matična publikacija: Journal of communications software and systems (Online)
17 (2021), 3 ; str. 254-259
Glavni autor: Al-Moukhles, Hussein (Author)
Vrsta građe: e-članak
Jezik: eng
Online pristup: https://doi.org/10.24138/jcomss-2021-0033
Elektronička verzija članka
Elektronička verzija članka
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024 7 |2 doi  |a 10.24138/jcomss-2021-0033 
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040 |a HR-ZaNSK  |b hrv  |c HR-ZaNSK  |e ppiak 
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044 |a ci  |c hr 
080 1 |2 2011 
100 1 |a Al-Moukhles, Hussein  |4 aut  |9 HR-ZaNSK 
245 1 0 |a Utilization of Compressed Sampling for PAPR Reduction in OFDM IEEE-802.11a System  |h [Elektronička građa]  |c Hussein Al-Moukhles. 
300 |b Ilustr. 
504 |a Bibliografija: 
504 |a Summary. 
520 |a Being spectrally efficient, easily implemented, and highly immune to selective channel imperfections and multipath fading, the Orthogonal Frequency Division Multiplexing (OFDM) can provide a sufficiently robust and high data rate modulation technique for emerging wired and wireless telecommunication applications. However, a major drawback of OFDM that is represented by its high Peak-to-Average Power Ratio (PAPR) of the transmitted signal, which leads to degrade the system"s transmission accuracy. In this paper, a Compressed Sampling (CS) based approach is considered for reducing the PAPR without lowering its transmission capacity or affecting its Bit Error Rate (BER) performance. The proposed scheme adds a sampling stage after the IFFT block in the transmitter side, that is compressively represents the transmitted signal by fewer symbols that is transmitted instead of the original signal. At the receiver side, the received compressively sampled signal is then recovered before the FFT block by following the Basis Pursuit (????1–norm) algorithm. The proposed scheme shows an enhanced PAPR and BER performances while preserving the rest of the system performance aspects. 
773 0 |t Journal of communications software and systems (Online)  |x 1846-6079  |g 17 (2021), 3 ; str. 254-259  |w nsk.(HR-ZaNSK)000644741 
981 |b Be2021 
856 4 0 |u https://doi.org/10.24138/jcomss-2021-0033 
856 4 0 |u https://jcoms.fesb.unist.hr/10.24138/jcomss-2021-0033/  |y Elektronička verzija članka 
856 4 0 |u https://jcoms.fesb.unist.hr/pdfs/v17n3_2021-0033_moukhles.pdf  |y Elektronička verzija članka 
856 4 1 |y Digitalna.nsk.hr